Não informado. (1976). TRANSACTIONS. Institute of British Geographers.
Chicagoスタイル(17版)引用形式Não informado. TRANSACTIONS. London: Institute of British Geographers, 1976.
MLA(8版)引用形式Não informado. TRANSACTIONS. Institute of British Geographers, 1976.
警告: この引用は必ずしも正確ではありません.